docs: def verify_contracts():
          """
          Verify that the contracts are deployed correctly in the network.
  
          :raise Exception: raise exception if the contracts are not deployed correctly.
          """
          artifacts_path = ConfigProvider.get_config().keeper_path
          logger.info(f'Keeper contract artifacts (JSON abi files) at: {artifacts_path}')
  
          if os.environ.get('KEEPER_NETWORK_NAME'):
              logger.warning(f'The `KEEPER_NETWORK_NAME` env var is set to '
                             f'{os.environ.get("KEEPER_NETWORK_NAME")}. '
                             f'This enables the user to override the method of how the network name '
                             f'is inferred from network id.')
  
          # try to find contract with this network name
          contract_name = Diagnostics.TEST_CONTRACT_NAME
          network_id = Keeper.get_network_id()
          network_name = Keeper.get_network_name(network_id)
          logger.info(f'Using keeper contracts from network {network_name}, '
                      f'network id is {network_id}')
          logger.info(f'Looking for keeper contracts ending with ".{network_name}.json", '
                      f'e.g. "{contract_name}.{network_name}.json".')
          existing_contract_names = os.listdir(artifacts_path)
          try:
              ContractHandler.get(contract_name)
          except Exception as e:
              logger.error(e)
              logger.error(f'Cannot find the keeper contracts. \n'
                           f'Current network id is {network_id} and network name is {network_name}.'
                           f'Expected to find contracts ending with ".{network_name}.json",'
                           f' e.g. "{contract_name}.{network_name}.json"')
              raise OceanKeeperContractsNotFound(
                  f'Keeper contracts for keeper network {network_name} were not found '
                  f'in {artifacts_path}. \n'
                  f'Found the following contracts: \n\t{existing_contract_names}'
              )
  
          keeper = Keeper.get_instance()
          contracts = [keeper.dispenser, keeper.token, keeper.did_registry,
                       keeper.agreement_manager, keeper.template_manager, keeper.condition_manager,
                       keeper.access_secret_store_condition, keeper.sign_condition,
                       keeper.lock_reward_condition, keeper.escrow_access_secretstore_template,
                       keeper.escrow_reward_condition, keeper.hash_lock_condition
                       ]
          addresses = '\n'.join([f'\t{c.name}: {c.address}' for c in contracts])
          logging.info('Finished loading keeper contracts:\n'
                       '%s', addresses)